Table 2.
Logistic Regression Model for Survival Status
| Variable* | Category | OR# | 95% CI |
|---|---|---|---|
| log2(SBP dose +1) | --- | 1.19 | (1.14, 1.25) |
| Male | No | --- | --- |
| Yes | 0.95 | (0.74, 1.21) | |
| Race | Black | --- | --- |
| Asian | 1.77 | (0.51, 6.15) | |
| American Indian/Alaska Nat. | 2.07 | (0.92, 4.65) | |
| White | 2.33 | (1.19, 4.57) | |
| Other | 2.38 | (1.08, 5.24) | |
| Unknown | 3.41 | (1.14, 10.23) | |
| Hispanic | No | --- | --- |
| Yes | 0.55 | (0.39, 0.79) | |
| Unknown | 1.43 | (0.78, 2.60) | |
| Payer | Private | --- | --- |
| AHCCCS+/Medicaid | 0.95 | (0.71, 1.29) | |
| Medicare | 1.16 | (0.78, 1.74) | |
| Self Pay | 3.27 | (2.31, 4.61) | |
| Other | 1.56 | (0.95, 2.57) | |
| Unknown | 2.86 | (1.44, 5.65) | |
| Trauma Type | Blunt | --- | --- |
| Penetrating | 4.96 | (3.54, 6.95) | |
| Head Region Severity Score (ICD&) | 1–3 | --- | --- |
| 4 | 1.17 | (0.77, 1.78) | |
| 5–6 | 14.21 | (9.64, 20.96) | |
| Unknown | 6.29 | (2.70, 14.64) | |
| Injury Severity Score (ICD&) | 1–14 | --- | --- |
| 16–24 | 4.92 | (2.18, 11.09) | |
| 25+ | 23.58 | (10.88, 51.11) | |
| Prehospital Hypoxia | No | --- | --- |
| Yes | 2.47 | (1.88, 3.24) | |
| Unknown | 2.91 | (1.96, 4.31) | |
| Age | Fitted non-parametrically | ||
*
Also adjusted for treating trauma centers (details not shown)
#
Odds ratio for death associated with 1 unit increase in continuous variable, or compared to the referent category for categorical variables
+
Arizona Health Care Cost Containment System
&
International Classification of Diseases-Version 9